5.0
I’ve had nothing but a positive experience with 99. Including product quality. I tried embody and the tirz did nothing. This is legit and they will always use me as a customer!
Nicole Martini
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Research Use Only. Products listed are not for human or animal consumption. Statements have not been evaluated by the FDA.View full disclaimers →
Partner spotlight
31 compounds in stock, 114 of their 114 listings backed by a published COA, and 10% off with code PEPLOOKUP. See how their live prices compare with every other supplier on their profile.
31
Compounds in stock
114
Listings tracked
114
Listings with COAs
Partner discount
10% off
The directory
90 listed
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ZC LabsPepLookup Community · Hosted on Skool
A free forum for researchers to learn peptide science, interpret certificates of analysis, review published studies and compare verified suppliers.
99 Purity Peptides is a U.S. research peptide supplier offering ≥99% purity, third-party HPLC/MS testing, batch COAs and transparent testing records.
Exclusive 99 Purity Peptides offer
15% off with coupon
Before you order
Product catalog
$7.22/mg · seen 1mo ago
View COA
$7.22/mg · seen 1mo ago
View COA
$5.31/mg · seen 1mo ago
View COA
$0.64/mg · seen 1mo ago
View COA
$0.68/mg · seen 1mo ago
View COA$0.85/mg · seen 1mo ago
View COA
$2.27/mg · seen 1mo ago
View COA
$0.14/mg · seen 1mo ago
View COA
$4.67/mg · seen 1mo ago
View COATested by Independent third-party laboratory
Overview
99 Purity Peptides is a research peptide supplier founded in 2025, offering HPLC and mass-spectrometry verification on every batch. They provide temperature-controlled shipping options, batch documentation, and serve both domestic U.S. and international researchers. Their product catalog covers a range of research compounds with COA documents available for each listing. The supplier currently holds a 4.8 review rating and accepts multiple payment methods including PayPal and Zelle.
Highlights
Researchers choose 99 Purity Peptides for their independent third-party laboratory testing on every batch, their 4.8 review rating, and their range of payment options including PayPal and cryptocurrency wallets. The supplier offers a 15% discount with coupon code adam-dan, temperature-controlled shipping for sensitive compounds, and serves both U.S. and international customers with documented processing times.
Comparison
Compared to other research peptide suppliers, 99 Purity Peptides stands out with a strong 4.8 review rating and broad payment flexibility including PayPal, Zelle, and Apple Pay. Their 15% coupon code is among the more generous discounts in the market. Processing takes 1 to 3 business days, which is average for the industry, while their international shipping option (7 to 15 business days) sets them apart from U.S.-only suppliers. Use the price comparison table above to see how their per-mg pricing compares across specific compounds.
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